🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.59 AU - 0.67 AU

Year: 323 Days

Day: 29.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.31 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.2

Radius: 12.6

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.72 AU - 2.26 AU

Year: 1813 Days

Day: 15 Hours

Environment

Temp: -192 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,324,294 km

• M1: 156,629 km (0.073 R)
• M2: 652,995 km (0.075 R)
• M3: 1,785,301 km (0.097 R)
• M4: 2,606,892 km (0.111 R)
• M5: 3,337,678 km (0.109 R)
• M6: 5,273,175 km (0.114 R)
• M7: 7,065,059 km (0.117 R)
• M8: 9,296,909 km (0.071 R)
• M9: 10,295,625 km (0.111 R)
• M10: 11,036,433 km (0.086 R)
• M11: 11,812,397 km (0.051 R)
• M12: 13,349,665 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.7

Radius: 10.7

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.12 AU - 2.36 AU

Year: 2165 Days

Day: 11.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,324,294 km

• M1: 133,142 km (0.1 R)
• M2: 475,123 km (0.103 R)
• M3: 1,405,472 km (0.109 R)
• M4: 1,801,607 km (0.108 R)
• M5: 2,389,377 km (0.102 R)
• M6: 2,794,787 km (0.059 R)
• M7: 3,727,979 km (0.117 R)
• M8: 4,519,202 km (0.092 R)
• M9: 5,211,691 km (0.103 R)
• M10: 6,023,558 km (0.078 R)
• M11: 8,869,807 km (0.063 R)
• M12: 9,503,953 km (0.086 R)
• M13: 9,954,990 km (0.081 R)
• M14: 10,751,001 km (0.088 R)
• M15: 14,728,808 km (0.041 R)
• M16: 16,842,925 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.3

Radius: 14

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.32 AU - 4.02 AU

Year: 4540 Days

Day: 14.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,324,294 km

• M1: 174,282 km (0.088 R)
• M2: 1,241,812 km (0.107 R)
• M3: 1,881,642 km (0.068 R)
• M4: 4,451,733 km (0.075 R)
• M5: 5,408,861 km (0.101 R)
• M6: 10,898,953 km (0.047 R)
• M7: 12,061,478 km (0.077 R)
• M8: 12,907,454 km (0.108 R)
• M9: 13,628,815 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.3

Radius: 7.7

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 6.61 AU - 7.99 AU

Year: 12735 Days

Day: 22.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,324,294 km

• M1: 95,892 km (0.11 R)
• M2: 414,685 km (0.099 R)
• M3: 808,427 km (0.079 R)
• M4: 1,343,090 km (0.1 R)
• M5: 2,112,771 km (0.068 R)
• M6: 2,756,191 km (0.073 R)
• M7: 3,523,628 km (0.117 R)
• M8: 4,013,860 km (0.074 R)
• M9: 4,931,195 km (0.049 R)
• M10: 5,760,416 km (0.108 R)
• M11: 6,599,360 km (0.107 R)
• M12: 7,871,242 km (0.068 R)
• M13: 8,329,460 km (0.067 R)
• M14: 10,669,470 km (0.088 R)
• M15: 11,460,842 km (0.03 R)
• M16: 12,230,075 km (0.083 R)
• M17: 17,894,748 km (0.116 R)
• M18: 18,767,352 km (0.081 R)
• M19: 19,502,177 km (0.112 R)
• M20: 28,466,231 km (0.091 R)
• M21: 30,204,857 km (0.082 R)
• M22: 38,779,358 km (0.111 R)
• M23: 45,998,054 km (0.081 R)
• M24: 51,015,267 km (0.033 R)
• M25: 55,215,976 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892.8

Radius: 7.3

Gravity: 16.75 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.63 AU - 9.39 AU

Year: 13288 Days

Day: 22.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 29,324,294 km

• M1: 90,806 km (0.033 R)
• M2: 441,164 km (0.057 R)
• M3: 763,697 km (0.102 R)
• M4: 997,519 km (0.111 R)
• M5: 1,307,186 km (0.062 R)
• M6: 1,696,739 km (0.104 R)
• M7: 1,991,746 km (0.084 R)
• M8: 2,574,579 km (0.076 R)
• M9: 2,990,312 km (0.088 R)
• M10: 3,503,881 km (0.11 R)
• M11: 4,772,770 km (0.027 R)
• M12: 5,473,936 km (0.111 R)
• M13: 5,926,469 km (0.089 R)
• M14: 6,992,653 km (0.11 R)
• M15: 7,344,956 km (0.105 R)
• M16: 7,663,001 km (0.095 R)
• M17: 10,097,108 km (0.067 R)
• M18: 11,011,450 km (0.088 R)
• M19: 13,946,710 km (0.118 R)
• M20: 14,294,226 km (0.079 R)
• M21: 14,576,368 km (0.116 R)
• M22: 16,734,766 km (0.12 R)
• M23: 17,606,323 km (0.043 R)
• M24: 23,384,541 km (0.061 R)
• M25: 33,675,079 km (0.06 R)
• M26: 35,704,823 km (0.115 R)
• M27: 44,641,201 km (0.087 R)
• M28: 50,431,686 km (0.08 R)
• M29: 52,245,112 km (0.118 R)
• M30: 56,703,278 km (0.114 R)
• M31: 57,233,453 km (0.086 R)
• M32: 60,852,823 km (0.087 R)
• M33: 61,594,679 km (0.082 R)
• M34: 61,967,776 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.8

Radius: 4.7

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.12 AU - 9.74 AU

Year: 15804 Days

Day: 20.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,324,294 km

• M1: 282,142 km (0.043 R)
• M2: 499,507 km (0.075 R)
• M3: 1,917,396 km (0.075 R)
• M4: 2,815,133 km (0.054 R)
• M5: 3,459,600 km (0.112 R)
• M6: 4,197,267 km (0.091 R)
• M7: 6,832,733 km (0.071 R)
• M8: 9,630,812 km (0.098 R)
• M9: 11,211,014 km (0.094 R)
• M10: 15,784,969 km (0.053 R)
• M11: 16,792,211 km (0.087 R)
• M12: 17,466,449 km (0.112 R)
• M13: 19,866,597 km (0.113 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 19,979 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit